LTC6909 Linear Dimensions Semiconductor, LTC6909 Datasheet - Page 5

• Manufacturer Part Number: LTC6909
• Description: Multiphase Silicon Oscillator
• Manufacturer: Linear Dimensions Semiconductor

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TYPICAL PERFORMANCE CHARACTERISTICS
700
650
600
550
500
450
400
–40
Supply Current vs Temperature
–20
0
TEMPERATURE (°C)
V
+
20
= 2.7V
V
1V/DIV
+
40
= 5V
1.2
1.0
0.8
0.6
0.4
0.2
0
10k
60
Jitter vs R
Output Operating at 6.66MHz
V
C
R
+
LOAD
LOAD
R
PH = 3
C
SSFM DISABLED
LOAD
SET
V
= 5V
+
80 100
= 5V, DIV = 3
= 15pF
= 5k
= 100k
= 5pF
V
6909 G07
+
100k
SET
= 5V, DIV = 8
120
V
R
50ns/DIV
+
SET
= 2.7V, DIV = 8
(Ω)
V
+
= 2.7V, DIV = 3
110
100
1M
90
80
70
60
50
40
30
20
C
LOAD
Typical Output Resistance
vs Supply Voltage
2.8
= 5pF
3
6909 G10
6909 G12
3.2
10M
SUPPLY VOLTAGE (V)
3.4 3.6 3.8 4
500mV/DIV
4.2 4.4 4.6 4.8
–100
0
Output Operating at 3.33MHz
V
C
R
Output Frequency Spectrum
SSFM Enable and Disabled
RES BW = 9kHz
+
LOAD
LOAD
= 3.3V
6909 G08
= 15pF
= 5k
5
FREQUENCY (200kHz/DIV)
SSFM DISABLED
50ns/DIV
2.5 MHz
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
2.7
Output Rise/Fall Time
vs Supply Voltage
C
T
R
A
LOAD
LOAD
FALL TIME
RISE TIME
= 25°C
SSFM ENABLED
3.2
= 5pF
= 5k
SUPPLY VOLTAGE (V)
(N = 16)
3.7
6909 G11
6909 G13
LTC6909
4.2
4.7
5.2
6909 G09
5
6909f